close one's eyes vs tune out

close one's eyes

verb
  • To ignore something. 

  • Used other than figuratively or idiomatically: see close, one's, eyes. 

  • To sleep. 

tune out

verb
  • To stop paying attention to; to ignore; to zone out. 

  • To change the channel or frequency away from. 

How often have the words close one's eyes and tune out occurred in a corpus of books? (source: Google Ngram Viewer )